1237160

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 2815560

約数和(自身を除く): 1578400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 197, 314, 394, 628, 785, 788, 985, 1256, 1570, 1576, 1970, 3140, 3940, 6280, 7880, 30929, 61858, 123716, 154645, 247432, 309290, 618580, 1237160]

約数ペア:

[(1, 1237160), (2, 618580), (4, 309290), (5, 247432), (8, 154645), (10, 123716), (20, 61858), (40, 30929), (157, 7880), (197, 6280), (314, 3940), (394, 3140), (628, 1970), (785, 1576), (788, 1570), (985, 1256)]